FR684083A - Procédé de protection contre les cambrioleurs - Google Patents

Procédé de protection contre les cambrioleurs

Info

Publication number
FR684083A
FR684083A FR684083DA FR684083A FR 684083 A FR684083 A FR 684083A FR 684083D A FR684083D A FR 684083DA FR 684083 A FR684083 A FR 684083A
Authority
FR
France
Prior art keywords
protection method
burglar protection
burglar
protection
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CEMA SOC
Original Assignee
CEMA SOC
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by CEMA SOC filed Critical CEMA SOC
Application granted granted Critical
Publication of FR684083A publication Critical patent/FR684083A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/16—Actuation by interference with mechanical vibrations in air or other fluid
    • G08B13/1654—Actuation by interference with mechanical vibrations in air or other fluid using passive vibration detection systems

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR684083D 1929-02-02 1929-02-02 Procédé de protection contre les cambrioleurs Expired FR684083A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR684083T 1929-02-02

Publications (1)

Publication Number Publication Date
FR684083A true FR684083A (fr) 1930-06-20

Family

ID=9024251

Family Applications (1)

Application Number Title Priority Date Filing Date
FR684083D Expired FR684083A (fr) 1929-02-02 1929-02-02 Procédé de protection contre les cambrioleurs

Country Status (1)

Country Link
FR (1) FR684083A (fr)

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